[G4 Android Development] slim80:
Change log:

Imperium Rom G4 H815 v14.2 (MM 6.0)

v14.2 - 10/07/2017

* Updated BusyBox

* Updated Imperium Kernel v7.1

* Updated SuperSU and Magisk

* Other minor changes and bugs fixed

v14.1 - 08/05/2017

* Updated BusyBox

* Updated Imperium Kernel v7.0

* Fix ExtSDCard write permission

* Other minor changes

v14.0 - 14/04/2017

* Based on the last official MM firmware v20p

* V20p modem

* Security patch level 01 March 2017

* Moved AdAway in aroma

* Added aroma choice for the root method (SuperSU or Magisk)

* Added aroma choice for Busybox installer (Yes or Not)

* Added aroma choice for the Kernel type (Stock or Imperium)

* Updated Imperium Kernel v6.8a

v13.0 - 26/02/2017

* Based on the last official MM firmware v20l

* Added v20l modem (choice in aroma)

* Updated Imperium Kernel v6.3

* Updated AdAway build 08 Feb 2017 and moved again in Imperium Settings

v12.1 - 17/02/2017

* Fixed installation issue after wipe data

* Updated Imperium tweaks

* Updated Imperium Kernel v6.2

v12.0 - 09/02/2017

* Based on the last official MM firmware v20g

* Security patch level 01 January 2017

* Added v20g modem (choice in aroma)

* Updated Imperium Kernel v6.1

* Updated SuperSU v2.79 SR3 Chainfire release

* Updated BusyBox v1.26.2

* Updated Viper4Android<

* Removed Xposed (You have to install it manualy)

v11.0 - 24/12/2016

* Based on the last official MM firmware v20k

* Added v20k modem

* Updated Imperium Kernel v5.2

* Updated SuperSU v2.79 SR1 Chainfire release

* Updated Gravitybox v6.3.1

* Fixed lags

* Fixed again Xposed installer issue

* Others minor bugs fixed

v10.0 - 18/12/2016

* Based on the last official MM firmware v20j

* Security patch level 01 November 2016

* Added v20j modem

* Updated Imperium Kernel v5.1

* Updated SuperSU v2.79 Chainfire release

* Updated Greenify v3.0 build5

* Updated Gravitybox v6.3.0

* Fixed Xposed installer issue

* Others minor changes and bugs fixed

v9.0 - 27/11/2016

* Based on the last official MM firmware v20h

* Security patch level 01 October 2016

* Added v20h modem

* Updated Imperium Kernel v5.0

* Updated BusyBox

* Updated SuperSU v2.78 SR4

* Updated Greenify v3.0 build4

* Updated Xposed framework v87

* Updated Xposed installer v3.1.1

* Updated Gravitybox v6.2.1

* Updated AdAway v3.2 build 19/11/2016 (Credits to mrRobinson)

v8.0 - 19/10/2016

* Based on the last official MM firmware v20l

* Added v20l modem

* Updated Imperium Kernel v4.7

* Updated BusyBox v1.25.1

* Updated Official Xposed Installer v3.1 by [MENTION=4419114]rovo89[/MENTION]

* Updated Greenify v2.9.5 beta4

* Fixed again the Overlay permission issue

v7.0 - 11/10/2016

* Based on the last official MM firmware v20i

* Security patch level 01 September 2016

- Added v20i Modem

* Updated Imperium Kernel v4.6

* Updated Material Design Xposed Framework 3.0 alpha4 by [MENTION=5345056]DVDandroid[/MENTION] build 08/10/16

* Updated GravityBox MM v6.1.5

* Updated Greenify v2.9.5 beta3

* Updated Busybox v1.25.0 (credits to [MENTION=4544860]osm0sis[/MENTION])

v6.0 - 25/09/2016

Based on the last official MM firmware v20h

* Security patch level 01 August 2016

* Material Design Xposed Framework 3.0 alpha4 by [MENTION=5345056]DVDandroid[/MENTION] - 14/09/16

* Updated Imperium Kernel v4.5

* Updated SuperSU v2.78 SR1

* Updated Viper4Android v2.5.0.5 by [MENTION=4782235]Joe0Bloggs[/MENTION]

v5.0 - 14/08/2016

* Based on the last official MM firmware v20g

* Security patch level 01 JULY 2016

* Updated 3Minit Battery app v4.1.1

* Updated Imperium Kernel v4.4

* Fix overlay permissions

v4.0 - 18/07/2016

* Based on the last official MM firmware v20i

* June security patches

* Removed UX 5.0 theme (will be prepare a flashable zip)

* Updated Imperium Kernel v4.0 (back to stock Linux v3.10.84 and more)

* Updated AdAway v3.1.2

* Updated 3Minit Battery Settings v4.1.0

* Updated SuperSU v2.76

* Updated Xposed framework v86

* Updated Quick Reboot v1.6.5

* Updated Quick Memo Plus v4.70.15

* Fix 3dot windows lag

v3.1 - 23/06/2016

* UX 5.0 theme moved in aroma

* Updated UX 5.0 (Contacts and InCallUI UX5.0 style)

* Fixed LG G5 Email icon app

* Added LG G5 Exchange icon app

* Updated Imperium Kernel v3.2

* Updated Gravity Box [MM] v6.1.4

* Fix LG Backup FC

v3.0 - 15/06/2016

* Based on the last official MM firmware v20h

* Added 60fps Camera MOD [credits to [MENTION=5658433]Nadeox1[/MENTION] and [MENTION=1867148]Pfeffernuss[/MENTION]]

* Added UX5.0 theme

* Updated Imperium Kernel v3.1

* Updated Gravity Box [MM] v6.1.3

* Updated Xposed framework v85

* Updated SuperSU v2.74-2 beta

* Updated LG Backup v5.1.24

* Fix hidden TAG in Gallery (restored stock LG G4 Gallery app)

* Fix LG G5 Live Wallpapers FC

* Others minor changes

v2.0 - 10/05/2016

* Based on the last official MM firmware v20g

* Added LG G5 live wallpapers

* Added LG G5 system icons

* Added Quick Memo Plus in aroma

* Updated to the newest Busybox installer by [MENTION=4544860]osm0sis[/MENTION]

* Updated Busybox v1.24.2 [credits to [MENTION=4544860]osm0sis[/MENTION]]

* Updated SuperSU v2.71 beta

* Updated AdAway v3.1.1 build 14/04/2016

* Updated LG system apps:

-> LG G4 Contacts v4.70.41

-> LG G4 Home v4.70.24

-> LG V10 Music v4.70.14

-> LG V10 Calendar v4.70.13

* Moved the "open MW with the long press back key" mod in aroma

* Removed AOSP Calculator (now, you can find it in the Play Store)

* Imperium Kernel v2.9

* Updated Gravity Box [MM] v6.1.1

* Updated Xposed framework v84

* Fix Meteo FC with Xposed (fixed in v84 by [MENTION=4419114]rovo89[/MENTION])

* Fix Exchange FC (restored stock LG G4 Exchange app)

v1.1 - 21/03/2016

* Deodexed some apps

* Launch dual window by back long pressed

* Set qslide max window to 9

* Added LG V10 MiniView (One Hand usage)

* Added LG V10 File Manager v4.72.3 in aroma

* Updated some LG apps from LG V10 MM fw:

-> LG V10 Alarm Clock v4.70.10

-> LG V10 Calendar v4.70.13

-> LG V10 Contacts v4.70.30

-> LG V10 Email v6.67.13

-> LG V10 Exchange v1.67.13

-> LG V10 Gallery v4.72.6

-> LG V10 Home v4.70.20

-> LG V10 Message v4.70.25

* RAM tweaks

* Updated Imperium Kernel v2.5

* Updated SuperSU v2.68

* Updated to the newest Busybox installer by [MENTION=4544860]osm0sis[/MENTION]

* Updated AdAway v3.1 build 11.03.2016 (credits to [MENTION=3355398]mrRobinson[/MENTION])

* Updated Gravity Box [MM] v6.0.7

* Fix AOSP Calculator FC with Xposed

* Fix APN list FC with Xposed

* Other minor changes and bugs fix

v1.0 - 10/02/2016

* Initial release

* Based on the last official MM firmware v20e

* Imperium Kernel v1.8

* Zipaligned

* Root with SuperSU v2.67

* BusyBox v1.24.1

* Aroma installer

* Moved some LG system apps in aroma

* Removed many Google apps

* Disabled OTA updated

* Disabled logs by default

* All apps in multiwindows

* Flash disable battery level set to 2%

* One hand operation miniview

* Camera quality mod

* Added 3Minit Bttery mod (choice in aroma)

* Added the lock button on the statusbar (choice in aroma)

* Added Xposed framework v80 arm64 (choice in aroma)

* Added Greenify v2.8.1 and Gravity Box v6.0.5 (choice in aroma)

* Added Viper4Android (choice in aroma)

* Added AOSP Calculator (choice in aroma)

* Performance and battery improvements

* ...

Imperium Rom G4 H811 v5.0 (MM 6.0)

v5.0 - 10/07/2017

* Based on the last official MM firmware v20V

* Security patch level 01 April 2017

* Updated Imperium Kernel v7.1

* Updated BusyBox and moved in aroma

* AdAway moved in aroma

* Added SuperSU and Magisk in aroma

* Other minor changes and bugs fixed

v4.1 - 17/02/2017

* Fixed installation issue after wipe data

* Updated Imperium tweaks

* Updated Imperium Kernel v6.2

v4.0 - 09/02/2017

* Based on the last official MM firmware v20r

* Security patch level 01 January 2017

* Updated Imperium Kernel v6.1

* Updated SuperSU v2.79 SR3 Chainfire Release

* Updated BusyBox v1.26.2

* Updated Viper4Android

v3.0 - 18/12/2016

* Based on the last official MM firmware v20q

* Security patch level 01 November 2016

* Updated Imperium Kernel v5.1

* Updated SuperSU v2.79 Chainfire Release

v2.1 - 27/11/2016

* Updated Imperium Kernel v5.0

* Updated SuperSU v2.78 SR4

* Updated Busybox

* Updated AdAway v3.2

* Fix SystemUI FC

v2.0 - 12/11/2016

* Based on the last official MM firmware v20p

* Updated Imperium Kernel v4.8a

* Updated SuperSU v2.78 SR3

* Updated BusyBox

v1.0 - 15/10/2016

* Initial release

* Based on the last official MM firmware v20o

* Busybox v1.25.1

* Imperium Kernel v4.6

* Same features/mods ported from Imperium Rom for H815 (NO XPOSED)

Updates:

- none

Known issues:

- none

Xposed

For the framework:

You have to install the Xposed framework manually. Here the link: [OFFICIAL] Xposed for LP/MM)

For any modifications/modules that you want to install:

Download and install the module

Launch Xposed Installer, go to the "Modules" tab (you will also get there if you click on the notification warning you that the module is not enabled yet)

Enable the module by checking the checkbox

Reboot

Credits to:

rovo89

ViPER4Android Audio Profiles

Original thread:

[APP] Official ViPER4Android Audio Effects

IRS (Impulse Response Sample):

[V4A][IRS] Impulse Response Sample Index

Audio Profiles:

Official ViPER4Android Audio Profiles.

N.B. You have to sure that this mod don't go in conflict with ather audio mod.